XLVI MP, 15.01.2003
A87: Obrona holenderska: system leningradzki z 5. Sf3
1.c4 f5 2.Sc3 Sf6 3.g3 g6 4.Gg2 Gg7 5.Sf3 0-0 6.0-0 d6 7.d4 He8 8.d5 Sa6 9.Ge3 h6 DIAGRAM ostatni ruch z książki
10.Wb1 [10.Gd4 g5 (10...c5 11.dxc6 (11.Gxf6 Gxf6 12.e3 Sc7 13.a4 Hf7 14.Hd3 Hg7 15.Sd2 Gd7 16.f4 Sa6= ) 11...bxc6 12.Gxf6 Wxf6 13.Sd4 Gd7 14.e3 e5 15.Sde2 Wb8 16.b3 Sc5 17.e4 f4 18.f3 g5 19.g4 h5 Johansson,P - Stefansson,H Gausdal 1991) 11.Sd2 (11.Se1 f4 12.Se4 Sxe4 13.Gxe4 Gh3 14.Gg2 Gxg2 15.Kxg2 1/2-1/2 Panno,O - Borghi,H San Luis 1990) 11...f4 12.gxf4 gxf4 13.Sce4 Sg4 14.Gxg7 Kxg7 15.Sf3 Hh5 16.h3 Sf6 17.Sxf6 Wxf6 18.Kh2 Sc5 19.Hd4 e5 Karatorossian,D - Touzane,O Linares 2000;
10.Hc1 Kh7 11.Wb1 (11.h3 Gd7 12.Wd1 c5 13.dxc6 bxc6 14.Wb1 c5 15.Se1 Wb8 16.a3 Gc6 17.Hc2 Gxg2 18.Sxg2 Hc6 19.Sf4 Sc7 Osnos,V - Petrov,A St.Petersburg 1997) 11...e5 12.dxe6 Gxe6 13.Sd4 c6 14.Sxe6 Hxe6 15.b3 Sc5 16.Hc2 Sfe4 17.Sxe4 Sxe4 18.Wbd1= h5 19.Gd4 Gh6 Larsen,B - Vasiukov,E Graested 1990;
10.Wc1 Gd7 (10...Kh7 11.h3 Gd7 12.Hb3 Hc8 13.Kh2 g5 14.Hc2 c5 15.Kh1 Kg8 16.h4 f4 17.gxf4 g4 18.Sh2 He8 19.Se4 Sxe4 Yin Hao - Dao Thien Hai Menorca 1996; 10...c5 11.Gd2 (11.dxc6 bxc6 12.a3 Sg4 13.Gd2 Gb7 14.b4 c5 15.Sb5 Hd7 16.Hb3 Wab8 (16...Gc6!? z ideą Wab8; 16...Kh7!? ) 17.Sxa7 Sf6 (lepsze17...Kh7! 18.Sb5 d5!= z ideą dc4) 18.Sb5 He6 19.Ha4 Wa8 Berdichesky,R - Johnson,MW em 1997) 11...e5 12.dxe6 Gxe6 13.b3 Wd8 14.Se1 b6 15.e3 Sc7 16.He2 d5 17.cxd5 Gxd5 18.Sxd5 Scxd5 19.Sf3 Se4 ; 10...g5 11.Gd4 Hh5 12.Gxf6 Gxf6!? 13.Sd4 z ideą f4+/- 13...f4! 14.a3 z ideą b4, słabość Sa6 14...Gxd4!? 15.Hxd4 Sc5 16.Wce1 Gh3 17.f3 Wf7? (lepsze 17...Gxg2 18.Kxg2 Wf7= ) 18.g4! Hh4 19.Hf2 Hxf2+ ; 10...c6? 11.c5!+/- ) 11.a3 (11.b4 Sxb4 12.Hb3 a5 13.c5 Hf7 14.Wfd1 Sg4 15.Gd2 Sa6 16.cxd6 Sc5 17.Hb1 cxd6 18.h3 Sf6 19.Ge3 Wfc8 Kochyev,A - Van Mil,JAJ Budapest 1991) 11...c5 12.dxc6 (12.h3 g5 13.Sh2 Sh5 14.Gd2 Sc7 15.e3 Wb8 16.b4 b6 17.Hc2 cxb4 18.axb4 b5 19.cxb5 Sxb5 ) 12...bxc6 13.b4 Sc7 14.c5 (14.a4 Sg4 15.Gd2 e5 16.e4 Ge6 17.c5 d5 18.exd5 Sxd5 19.h3 e4 Vavrak,P - Profant,T Trencinske Teplice 2002) 14...Sg4 15.Gd2 d5 16.h3 Sf6 17.Gf4 Se6 18.Ge5 Hf7 19.Sd4 Se4 Andersson,U - Kasparov,G Madrid 1988;
10.Hd2 Kh7 (10...g5 11.Wab1 Sg4 12.Gd4 Se5 13.b3 f4 14.Gxe5 dxe5 15.Se1 h5 16.Sd3 Gf5 17.Ge4 Gh3 18.b4 Wd8 19.Sc5 Sxc5 Anastasian,A - Minasian,Ara Panormo 1998) 11.Wae1 e5 12.dxe6 Gxe6 13.Sd4 c6 14.Sxe6 Hxe6 15.b3 Sc5 16.Wd1 Wad8 17.Gxc5 dxc5 18.Hxd8 Wxd8 19.Wxd8 Sg4 Ker,AF - Wastney,S Auckland 1997;
10.h4 Sc5 11.Hd2 Kh7 12.Wae1 Sce4 13.Sxe4 Sxe4 14.Hc2 e5 15.dxe6 Hxe6 16.Gd4 Gxd4 17.Sxd4 He7 18.e3 Gd7 19.Sb5 Gc6 Grabarczyk,M - Krasenkow,M Lubniewice 1995; 10.Hd2 Kh7+/= ]
10...c5 [10...g5 11.b4 Hh5 12.b5 Sb8 13.Gd4 Sbd7 14.e3 b6 15.a4 Sc5 16.Sd2 Hxd1 17.Wfxd1 f4 18.exf4 gxf4 19.a5 Sg4 20.Gxg7 Anastasian,A - Vasiukov,E Erevan 1994;
10...Sg4 11.Gd4 Se5 12.b4 c6 13.dxc6 bxc6 14.b5 Sb8 15.bxc6 Sbxc6 16.Gxe5 dxe5 17.Sxe5 Sxe5 18.Gxa8 Ga6 19.Gb7 Gxc4 20.Gd5+ Kozul,Z - Djurkovic,M Portoroz 1994; ]
11.dxc6 bxc6 12.b4 Gb7 [12...Gd7 13.Hc1 Kh7 14.c5= ] 13.Sd4 Hd7 14.h3 konsoliduje g4 [14.b5 cxb5 15.Gxb7 Hxb7 16.cxb5 Sc5+/= ] 14...Kh7+/= 15.Sb3 [15.c5 d5+/= ] 15...Sh5 [15...Wac8 16.Gc1+/= ] 16.Hd2 [16.Gd2 Wac8+/= (16...Sxb4 tak jak poprzednio, zbicie tego piona byłoby posunięciem wysoce naiwnym 17.Sa5 Wab8 18.Wxb4+- ) ] 16...Wad8 [16...Sxb4? nie jest najlepsze, gdyż prowadzi do 17.Sc5 Hc8 18.Sxb7 (18.Wxb4?! jest na pewno gorsze 18...dxc5 19.Gxc5 Wd8+/= ) 18...Hxb7 19.a3+- ] 17.Gd4 [17.a3 Ga8+/= ] 17...e5 czarne grożą zdobyciem materiału: e5xd4 [17...Gxd4 18.Sxd4 Wb8 19.Sc2= ] 18.Gxa7+/- c5 19.Gxc5 Gxg2 20.Kxg2 Hb7+ 21.Hd5 DIAGRAM
